Camp Pendleton, CA_3/31/2011_The Rancho Santa Margarita ranch house located on Camp Pendleton, has had many uses since being built in the 19th century. It most recently housed the commanding generals of Camp Pendleton. The San Diego Union-Tribune/Mandatory Credit: JOHN GASTALDO/The San Diego Union-Tribune/Zuma Press

Camp Pendleton, CA_3/31/2011_The Rancho Santa Margarita ranch house located on Camp Pendleton, has had many uses since being built in the 19th century. It most recently housed the commanding generals of Camp Pendleton. The San Diego Union-Tribune/Mandatory Credit: JOHN GASTALDO/The San Diego Union-Tribune/Zuma Press (John Gastaldo)

Camp Pendleton, CA_3/31/2011_The Rancho Santa Margarita ranch house located on Camp Pendleton, has had many uses since being built in the 19th century. It most recently housed the commanding generals of Camp Pendleton. The San Diego Union-Tribune/Mandatory Credit: JOHN GASTALDO/The San Diego Union-Tribune/Zuma Press